Gas fuel burner for fireplaces



FIG. 1 is an isometric view of a gas fuel burner for fireplaces showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a rear view thereof; and

FIGS. 6 and 7 are views of the respective ends thereof. 

The ornamental design for a gas fuel burner for fireplaces, as shown and described. 